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JAMES Y. CHANG M.D.
NPI 1154422004
Internal Medicine - Hematology & Oncology in Bakersfield, CA

Active since September 25, 2006PECOS Enrolled
91.59/100
CMS Quality Rating
7879 ROSEDALE HWY, BAKERSFIELD, CA 93308(661) 316-8888(661) 282-8188 Get Directions Write a Review

NPPES record last updated: January 28, 2010. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About James Y. Chang M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

JAMES Y. CHANG M.D. (NPI 1154422004) is an individual hematology & oncology provider in Bakersfield, California, licensed in California (A40873) and active in the NPI registry since September 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1154422004
Entity TypeIndividualMale
Primary Taxonomy207RH0003X
Provider Legal NameJAMES Y. CHANGCredential: M.D.
Location Address7879 ROSEDALE HWYBakersfield, CA 93308-5785
Mailing Address7879 Rosedale HwyBakersfield, CA 93308-5785 · (661) 316-8888 · Fax (661) 282-8188
Phone(661) 316-8888
Fax(661) 282-8188
Sole ProprietorYes
Enumeration DateSeptember 25, 2006
Last NPPES UpdateJanuary 28, 2010
✔ NPI 1154422004 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Hematology & OncologyAllopathic & Osteopathic Physicians
Taxonomy Code207RH0003X
License✔ Licensed in CA · A40873
Definition
An internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine WAS able to obtain a Certificate of Special Qualifications in the field of Hematology and Oncology. The Certificate is NO longer offered.
7879 ROSEDALE HWY, Bakersfield, CA 93308
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Other Identifiers 3

Medicaid00A408730CA
Medicare ID-Type Unspecified00A408730CA
Medicare UPINE72044CA

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

James Y. Chang M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 93308 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$178.09 typical visit price
range $59.26 – $178.09
Typical copayment $44.52 (range $14.81 – $44.52)
Most-billed visit code 99205
Established Patient
$104.09 typical visit price
range $19.34 – $145.64
Typical copayment $26.02 (range $4.83 – $36.41)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

91.59/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored through an Alternative Payment Model
Quality85.05
Promoting Interoperability96.88
Improvement Activities40

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is James Chang's NPI number?

The NPI number for James Chang is 1154422004. It was assigned to this individual provider in the NPPES registry on September 25, 2006.

Where is James Chang located?

James Chang practices at 7879 Rosedale Hwy, Bakersfield, CA 93308. The listed phone number is (661) 316-8888.

What is James Chang's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.

Is James Chang enrolled in Medicare?

Yes. James Chang is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for James Chang was last updated on January 28, 2010. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.